Class: VagrantPlugins::Dustcloud::Action::StartInstance

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-dustcloud/action/start_instance.rb

Overview

This starts a stopped instance.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ StartInstance

Returns a new instance of StartInstance.



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# File 'lib/vagrant-dustcloud/action/start_instance.rb', line 12

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new("vagrant_dustcloud::action::start_instance")
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-dustcloud/action/start_instance.rb', line 17

def call(env)
  # Initialize metrics if they haven't been
  env[:metrics] ||= {}
  env[:ui].info(I18n.t("vagrant_dustcloud.starting"))

  begin
    env[:dustcloud].start_vm(env[:machine].id)

    env[:metrics]["instance_ready_time"] = Util::Timer.time do
      env[:ui].info(I18n.t("vagrant_dustcloud.waiting_for_ready"))
      total_waited = 0
      while true
      # If we're interrupted don't worry about waiting
        break if env[:interrupted]
  
        # Wait for the server to be ready
        vm = env[:dustcloud].get_vm(env[:machine].id)
        if vm["status"] == "ACTIVE"
          break
        end
        sleep(2)
        total_waited += 2
        if total_waited > 180
          raise Errors::InstanceReadyTimeout, timeout: 180
        end
      end
    end
  
    env[:ui].info("Time to instance ready: #{env[:metrics]["instance_ready_time"]}")
    if !env[:interrupted]
      env[:metrics]["instance_ssh_time"] = Util::Timer.time do
        # Wait for SSH to be ready.
        env[:ui].info(I18n.t("vagrant_dustcloud.waiting_for_ssh"))
        network_ready_retries = 0
        network_ready_retries_max = 10
        while true
          # If we're interrupted then just back out
          break if env[:interrupted]
          # When an ec2 instance comes up, it's networking may not be ready
          # by the time we connect.
          begin
            break if env[:machine].communicate.ready?
          rescue Exception => e
            if network_ready_retries < network_ready_retries_max then
              network_ready_retries += 1
              @logger.warn("SSH not yet up, retrying...")
            else
              raise e
            end
          end
          sleep 2
        end
      end
      env[:ui].info("Time for SSH ready: #{env[:metrics]["instance_ssh_time"]}")
  
      # Ready and booted!
      env[:ui].info(I18n.t("vagrant_dustcloud.ready"))
    end
  end

  @app.call(env)
end